September 6, 2022--Written by John Egan for Industrial Info Resources (Sugar Land, Texas)--The late-August decision by Ameren (NYSE:AEE) (St. Louis, Missouri) to postpone the retirement of about 1,195 megawatts (MW) of coal-fired generating capacity is the latest example of asset owners postponing scheduled retirements, either for reliability reasons, supply-chain snafus or because the generation is needed to keep the lights on.